The future of videotex systems -a personal view *

British Telecom, Twenty six European countries agree videotex standards, Press and Broadcast Notice (May 20, 1981).

Central Statistical Office, United Kingdom in figures (folding card). Central Statistical Office and Central Office of Information (1980).

Clarke K. , (Head of Prestel's Research and Development Division), Putting Prestel right in the picture. The Prestel User 4 (2) (1981) 84.

Dew B. , The Prestel system and information retrieval, Program 14(1980) 76-89.

Fedida S. , and Malik R. , The Viewdata Revolution (Associated Business Press, London). First published 1979. Reprinted 1980.

Goodall J.M. , Prestel as a source of business information, within current patterns of provision of information. Unpublished MA (Librationship) dissertation. University of Sheffield (PGSLIS) (1980).

The Guardian, Can Acorn become an oak tree overnight? (Tuesday, June 16, 1981).

Lane M. , and Winsbury R. , Viewdata - everyman's database? Paper H23., in: 2nd International Online Information Meeting. London 5-7 December 1978 (Learned Information, Oxford, 1978) pp. 211-218.

Marshall P. , Guiding business via Prestel, Library Assoc. Record 83 (2) (1981) 78-79.

Payne D. , Bye-bye Buzby, bye-bye, New Scientist (1981) p. 539.

Porter J. , Gateway to the future for Prestel. Prestel Business Directory (April 1981) pp. xxix-xxiii.

Post Office (undated pamphlet). Prestel: The technology.

Prestel Business Directory (The Financial Times Business Publishing Ltd., London, 1981).

Raper D. , and Stevenson L. , The use of Prestel in a solicitors’ law firm in the City, The Law Librarian 12(1) (1981) 4-6.

Redfearn J. , Viewdata systems. Battle joined, Nature 291 (1981) 182.

Stephens A. , The Prestel international services, Prestel Business Directory (April 1981).

Williams E. , Viewdata: bicycle or Rolls Royce? Paper H22, in: 2nd International online information Meeting. London 5-7 December 1978. (Learned Information, Oxford, 1978) pp. 205-210.

Wollfe R. , Videotex. The new televiion/telephone information services. Computing Sciences Series (ed. Orebi Gann S.J. ). (Heyden, London, 1980).

Wynne-Davies P. , (Public Relations Officer, Prestel Headquarters, British Telecom). Personal communication. 23 June 1981.